import textwrap
import os

# 有一些长字符串，想以指定的列宽将它们重新格式化
# textwrap模块对于希望输出自动匹配终端大小的时候是有用的
def demo_1():
    s = "Look into my eyes, look into my eyes, the eyes, the eyes,  \
        the eyes, not around the eyes, don't look around the eyes, \
        look into my eyes, you're understand."
    print(textwrap.fill(s, 40, subsequent_indent='   '))


if __name__ == '__main__':
    demo_1()